Home / 35,409.29-53,146.74-17,891.42

Finding the Fourth Proportional to 35,409.29, 53,146.74 and 17,891.42

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Solution

The fourth proportional to 35,409.29, 53,146.74 and 17,891.42 is: 26,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.29 : 53,146.74 = 17,891.42 : x
  2. Step 2: Convert to fraction form
    35,409.29/53,146.74 = 17,891.42/x
  3. Step 3: Cross multiply
    35,409.29x = 53,146.74 × 17,891.42
  4. Step 4: Simplify right side
    35,409.29x = 950,870,646.97
  5. Step 5: Solve for x
    x = 950,870,646.97/35,409.29
  6. Step 6: Final answer
    x = 26,853.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.